Geology Archives - State of the Planet

Chasing Gold, Geysers and Geothermal Power With Carolina Muñoz-Saez

The postdoctoral researcher studies hydrothermal systems and will soon go to the Chilean Andes to explore how geyser activity there may be related to glacier growth and retreat over thousands of years.

by |March 11, 2021

Geologists Identify Deep-Earth Structures That May Signal Hidden Metal Lodes

Previously unrecognized structural lines deep in the earth appear to signal the locations of giant deposits of copper, lead, zinc and other vital metals near the surface.

by |June 30, 2020

Drill Cores From Pre-Ancient Greece Open Insights to Climate

Newly analyzed drill cores taken from the bottom of Greece’s Gulf of Corinth show that sediment flow into the basin has varied dramatically over the past 500,000-plus years, as the earth passed in and out of ice ages, and humans later dominated the surrounding landscape.

by |March 1, 2019

Photo Essay: On an Island, a Lost Part of the World Is Found

On the volcanic Indian Ocean island of Anjouan, scientists are investigating a rock that apparently formed on a far-off continent.

by |February 12, 2019

On a Remote Island, a Lost Part of the World Is Found

On a small volcanic island in the Indian Ocean lies a geologic enigma—a mass of pure white quartzite sandstone apparently formed on a faraway continent long ago. How did it get there?

by |February 12, 2019
astronaut with earth behind

Congratulations! You’ve Been Chosen To Colonize A New World.

Posing as an interplanetary flight attendant in an upcoming show, researcher Christine McCarthy will lead a geological journey through the solar system.

by |June 14, 2018
columbia global centers amman

New Round of Funding Supports Earth Institute Research Around the Globe

The President’s Global Innovation Fund will provide grants to four Earth Institute research projects.

by |May 18, 2018

Upcoming Scientific Fieldwork: 2017 and Beyond

On every continent and ocean, Earth Institute field researchers are studying the dynamics of climate, geology, natural hazards, ecology and other subjects with direct applications to the challenges facing humanity.

by |March 6, 2017

Exploring Obama’s Seafloor Canyons by Mini Submarine

Only a few people have ever explored deep inside the seafloor canyons that President Obama just designated a national marine monument. Bill Ryan is one of them. In this podcast he describes what his team saw and learned.

by |September 21, 2016

New Study Upends a Theory of How Earth’s Mantle Flows

A new study carried out on the floor of Pacific Ocean provides the most detailed view yet of how the earth’s mantle flows beneath the ocean’s tectonic plates.

by |July 6, 2016